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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">pribor</journal-id><journal-title-group><journal-title xml:lang="ru">Известия высших учебных заведений. Приборостроение</journal-title><trans-title-group xml:lang="en"><trans-title>Journal of Instrument Engineering</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0021-3454</issn><issn pub-type="epub">2500-0381</issn><publisher><publisher-name>Национальный исследовательский университет ИТМО</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.17586/0021-3454-2025-68-5-380-387</article-id><article-id custom-type="elpub" pub-id-type="custom">pribor-369</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>ИНФОРМАТИКА И ИНФОРМАЦИОННЫЕ ПРОЦЕССЫ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>INFORMATICS AND INFORMATION PROCESSES</subject></subj-group></article-categories><title-group><article-title>Линейная сложность недвоичных последовательностей Гордона — Миллса — Велча в произвольных конечных полях</article-title><trans-title-group xml:lang="en"><trans-title>Linear complexity of non-binary Gordon – Mills – Welch sequences in arbitrary finite fields</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Стародубцев</surname><given-names>В. Г.</given-names></name><name name-style="western" xml:lang="en"><surname>Starodubtsev</surname><given-names>V. G.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Виктор Геннадьевич Стародубцев — канд. техн. наук, доцент, кафедра технологий и средств автоматизации обработки и анализа информации космических средств; преподаватель</p><p>Санкт-Петербург</p></bio><bio xml:lang="en"><p>Victor G. Starodubtsev — PhD., Associate Professor, Department of Technologies and Automation of Processing and Analysis of Spacecraft Information; Senior Lecturer</p><p>St. Petersburg</p></bio><email xlink:type="simple">vgstarod@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Самойлов</surname><given-names>Е. Б.</given-names></name><name name-style="western" xml:lang="en"><surname>Samoylov</surname><given-names>E. B.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Евгений Борисович Самойлов — канд. техн. наук, доцент, кафедра технологий и средств автоматизации обработки и анализа информации космических средств</p><p>Санкт-Петербург</p></bio><bio xml:lang="en"><p>Evgeny B. Samoylov — PhD, Associate Professor, Department of Technologies and Automation of Processing and Analysis of Spacecraft Information</p><p>St. Petersburg</p></bio><email xlink:type="simple">vka@mil.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Военно-космическая академия им. А. Ф. Можайского</institution></aff><aff xml:lang="en"><institution>A. F. Mozhaisky Military Space Academy</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2025</year></pub-date><pub-date pub-type="epub"><day>09</day><month>06</month><year>2025</year></pub-date><volume>68</volume><issue>5</issue><fpage>380</fpage><lpage>387</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Национальный исследовательский университет ИТМО, 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Национальный исследовательский университет ИТМО</copyright-holder><copyright-holder xml:lang="en">Национальный исследовательский университет ИТМО</copyright-holder><license xlink:href="https://pribor.ifmo.ru/jour/about/submissions#copyrightNotice" xlink:type="simple"><license-p>https://pribor.ifmo.ru/jour/about/submissions#copyrightNotice</license-p></license></permissions><self-uri xlink:href="https://pribor.ifmo.ru/jour/article/view/369">https://pribor.ifmo.ru/jour/article/view/369</self-uri><abstract><p>The relations for determining the equivalent linear complexity (ELC) lS of non-binary Gordon — Mills — Welch sequences (GMWS) formed in arbitrary extended finite fields GF[(pm)n] are presented. The values of the ELC of the GMWS for fields with a base p = 3 -17 are obtained, taking into account the parameter Мn(rp) equal to the number of summable sequences during the formation of the GMWS. It is shown that the parameter Мn(rp) depends exclusively on the degree n of the field expansion and the values of the digits of the p-ary representation of the number rp, which is mutually simple with the order of the multiplicative group of the subfield GF(pm).</p></abstract><trans-abstract xml:lang="en"><p>The relations for determining the equivalent linear complexity (ELC) lS of non-binary Gordon — Mills — Welch sequences (GMWS) formed in arbitrary extended finite fields GF[(pm)n] are presented. The values of the ELC of the GMWS for fields with a base p = 3 -17 are obtained, taking into account the parameter Мn(rp) equal to the number of summable sequences during the formation of the GMWS. It is shown that the parameter Мn(rp) depends exclusively on the degree n of the field expansion and the values of the digits of the p-ary representation of the number rp, which is mutually simple with the order of the multiplicative group of the subfield GF(pm).</p></trans-abstract><kwd-group xml:lang="ru"><kwd>конечные поля</kwd><kwd>эквивалентная линейная сложность</kwd><kwd>М-последовательности</kwd><kwd>ГМВ-последовательности</kwd></kwd-group><kwd-group xml:lang="en"><kwd>finite fields</kwd><kwd>equivalent linear complexity</kwd><kwd>M-sequences</kwd><kwd>Gordon — Mills — Welch sequences</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Ипатов В. П. Широкополосные системы и кодовое разделение сигналов. Принципы и приложения / Пер. с англ.; Под ред. В. П. Ипатова. М.: Техносфера, 2007. 488 с.</mixed-citation><mixed-citation xml:lang="en">Ipatov V.P. 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